133615201 has 8 divisors (see below), whose sum is σ = 140873600. Its totient is φ = 126379440.

The previous prime is 133615199. The next prime is 133615213. The reversal of 133615201 is 102516331.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 133615201 - 2¹ = 133615199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (133615231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7240 + ... + 17878.

It is an arithmetic number, because the mean of its divisors is an integer number (17609200).

Almost surely, 2^133615201 is an apocalyptic number.

It is an amenable number.

133615201 is a deficient number, since it is larger than the sum of its proper divisors (7258399).

133615201 is a wasteful number, since it uses less digits than its factorization.

133615201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11319.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 133615201 is about 11559.2041681078. The cubic root of 133615201 is about 511.2326979676.

The spelling of 133615201 in words is "one hundred thirty-three million, six hundred fifteen thousand, two hundred one".